An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Mosaics, storks, and brothels—this ancient city has it all.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Ancient snack bar of the Roman Empire re-opened.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Rome’s legendary peephole vista is also a former Crusader stronghold.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.